Henry, Jessie, Violet, and Benny discover the fun in geocaching as they make new friends and search for hidden boxes around town, but the group soon begins to suspect that one of their new friends may be a thief.

The Aldens investigate when a first row seat in an old mystery theater seems to be haunted.

Every Fall at the Beckett farm, visitors come to buy pumpkins and go on hayrides. Best of all, Henry, Jessie, Violet, and Benny get to dress up in costumes and help with the fun. But something is haunting the farm...a mysterious ghost with a glowing pumpkin head!

The four Alden children, aged six to fourteen, uncover a mystery while volunteering at a food pantry for the needy.

Henry, Jessie, Violet, and Benny discover that some of the clues to the Great Detective Race are fake and set out to find out who is trying to ruin the race.

The Boxcar children must track down an instrument thief in time to save Greenfield's music festival from disaster.

When the Alden children accompany their grandfather on a trip to Seattle, they discover clues throughout the city, seemingly planted just for them.

While staying at the Winding River Lodge, the Alden siblings investigate tales of a zombie haunting a lake in the woods.

In 1812, ten-year-old Caroline becomes frustrated that her friend Rhonda and cousin Lydia are suddenly acting too grown up to enjoy winter fun with her, and her hurt feelings lead to dangerous decisions. Includes historical notes about growing up in the early nineteenth century.

The Aldens are helping out at a rescue ranch for horses. Jessie's favorite is a beautiful horse named Dragon. When Dragon and other horses disappear from the pasture, the Boxcar children must saddle up for a mystery. What's happening to the horses at the Dare To Dream Ranch?